Adding Array storage class
Adding totals test
Using Array store as test storage
Using random price and quantity for totals test
Renaming Session store to SessionStore
Renaming Cookie identifier to CookieIdentifier
Reverting CookieIdentifier to Cookie
Reverting SessionStore back to Session
Renaming ArrayStore to Runtime
Using Runtime store for test
Adding Runtime identifier
Using Runtime identifier instead of mock in tests
Removing mocks
Removing the requirement for Mockery